egroupware_official/etemplate/js/et2_widget_htmlarea.js

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/**
* EGroupware eTemplate2 - JS widget for HTML editing
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*
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package etemplate
* @subpackage api
* @link http://www.egroupware.org
* @author Nathan Gray
* @copyright Nathan Gray 2012
* @version $Id$
*/
"use strict";
/*egw:uses
jsapi.jsapi; // Needed for egw_seperateJavaScript
jquery.jquery;
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/phpgwapi/js/ckeditor/ckeditor.js;
/phpgwapi/js/ckeditor/config.js;
/phpgwapi/js/ckeditor/adapters/jquery.js;
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et2_core_baseWidget;
*/
/**
* @augments et2_inputWidget
*/
var et2_htmlarea = et2_inputWidget.extend(
{
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modes: ['ascii','simple','extended','advanced'],
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attributes: {
'mode': {
'name': 'Mode',
'description': 'One of {ascii|simple|extended|advanced}',
'default': 'simple',
'type': 'string'
},
'height': {
'name': 'Height',
'default': et2_no_init,
'type': 'string'
},
'width': {
'name': 'Width',
'default': et2_no_init,
'type': 'string'
},
'expand_toolbar': {
'name': 'Expand Toolbar',
'default': true,
'type':'boolean',
'description': 'Have the toolbar expanded (visible)'
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},
'base_href': {
'name': 'Image base path',
'default': et2_no_init,
'type': 'string',
'description': 'activates the browser for images at the path (relative to the docroot)'
},
'config': {
// internal default configuration
'name': 'Internal configuration',
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'type':'any',
'default': et2_no_init,
'description': 'Internal configuration - managed by preferences & framework, passed in here',
'translate': 'no_lang'
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},
value: {
name: "Value",
description: "The value of the widget",
type: "html", // "string" would remove html tags by running html_entity_decode
default: et2_no_init
}
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},
legacyOptions: ['mode','height','width','expand_toolbar','base_href'],
/**
* Constructor
*
* @param _parent
* @param _attrs
* @memberOf et2_htmlarea
*/
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init: function(_parent, _attrs) {
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// _super.apply is responsible for the actual setting of the params (some magic)
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this._super.apply(this, arguments);
// CK instance
this.ckeditor = null;
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// Allow no child widgets
this.supportedWidgetClasses = [];
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this.htmlNode = $j(document.createElement("textarea"))
.css('height', this.options.height)
.addClass('et2_textbox_ro');
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this.setDOMNode(this.htmlNode[0]);
},
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transformAttributes: function(_attrs) {
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// Check mode, some apps jammed everything in there
if(_attrs['mode'] && jQuery.inArray(_attrs['mode'], this.modes) < 0)
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{
this.egw().debug("warn", "'%s' is an invalid mode for htmlarea '%s'. Valid options:", _attrs['mode'],_attrs['id'], this.modes);
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var list = _attrs['mode'].split(',');
for(var i = 0; i < list.length && i < this.legacyOptions.length; i++)
{
_attrs[this.legacyOptions[i]] = list[i];
}
}
this._super.apply(this, arguments);
},
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doLoadingFinished: function() {
this._super.apply(this, arguments);
if(this.mode == 'ascii' || this.ckeditor != null) return;
var self = this;
try
{
this.ckeditor = CKEDITOR.replace(this.dom_id,jQuery.extend({},this.options.config,this.options));
this.ckeditor.setData(self.value);
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delete self.value;
}
catch (e)
{
if(CKEDITOR.instances[this.dom_id])
{
CKEDITOR.instances[this.dom_id].destroy();
}
if(this.htmlNode.ckeditor)
{
this.ckeditor = CKEDITOR.replace(this.dom_id,this.options.config);
this.ckeditor.setData(self.value);
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delete self.value;
}
}
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},
destroy: function() {
try
{
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//this.htmlNode.ckeditorGet().destroy(true);
if (this.ckeditor) this.ckeditor.destroy(true);
this.ckeditor = null;
}
catch (e)
{
this.egw().debug("warn","Removing CKEDITOR: " + e.message, this,e);
// Finish it
delete CKEDITOR.instances[this.dom_id];
}
this.htmlNode.remove();
this.htmlNode = null;
this._super.apply(this, arguments);
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},
set_value: function(_value) {
this._oldValue = _value;
try {
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//this.htmlNode.ckeditorGet().setData(_value);
var ckeditor = CKEDITOR.instances[this.dom_id];
if (ckeditor)
{
ckeditor.setData(_value);
}
else
{
this.htmlNode.val(_value);
this.value = _value;
}
} catch (e) {
// CK editor not ready - callback will do it
this.value = _value;
}
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},
getValue: function() {
try
{
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//return this.htmlNode.ckeditorGet().getData();
var ckeditor = CKEDITOR.instances[this.dom_id];
return ckeditor ? ckeditor.getData() : this.htmlNode.val();
}
catch (e)
{
// CK Error
this.egw().debug("error",e);
return null;
}
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}
});
et2_register_widget(et2_htmlarea, ["htmlarea"]);